ADP1873ARMZ-0.3-R7 Analog Devices Inc, ADP1873ARMZ-0.3-R7 Datasheet - Page 33

• Manufacturer Part Number: ADP1873ARMZ-0.3-R7
• Description: 300kHz, Light Load Eff Enabled
• Manufacturer: Analog Devices Inc

Specifications of ADP1873ARMZ-0.3-R7

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 300kHz
• Duty Cycle: 84%
• Voltage - Supply: 2.75 V ~ 20 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Frequency-max: 300kHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ADP1873ARMZ-0.3-R7TR

SEPARATE ANALOG GROUND
PLANE FOR THE ANALOG
COMPONENTS (THAT IS,
COMPENSATION AND
FEEDBACK RESISTORS).
BYPASS POWER CAPACITOR (C1)
FOR VREG BIAS DECOUPLING
AND HIGH FREQUENCY
CAPACITOR (C2) AS CLOSE AS
POSSIBLE TO THE IC.
SENSITIVE ANALOG
COMPONENTS
LOCATED FAR
FROM THE NOISY
POWER SECTION.
INPUT CAPACITORS
ARE MOUNTED CLOSE
TO DRAIN OF Q1/Q2
AND SOURCE OF Q3/Q4.
Figure 83. Overall Layout of the ADP1872 High Current Evaluation Board
Rev. A | Page 33 of 40
SW
ADP1872/ADP1873
OUTPUT CAPACITORS
ARE MOUNTED ON THE
RIGHTMOST AREA OF
THE EVB, WRAPPING
BACK AROUND TO THE
MAIN POWER GROUND
PLANE, WHERE IT MEETS
WITH THE NEGATIVE
TERMINALS OF THE
INPUT CAPACITORS